How may I help you ?   I would like to return this book .   Is that all you need ?   I also want to check out this video .   Is that all you would like to check out ?   That ’ s all I need .   Do you have your library card ?   Here it is .   Make sure to take proper care of this video .   That won ’ t be a problem .   If you damage the video , you will be fined .   I won ’ t damage it . 